# What is the name for a three-carbon saturated alkyl group?

Well, ${\text{H"_3"CCH"_2"CH}}_{3}$ is propane..............
A propyl radical, is a propyl substituent, ${C}_{3} {H}_{7}$, attached to a larger chain. The $\text{isopropyl}$ substituent is $- C H {\left(C {H}_{3}\right)}_{2}$, and is a very common susbstituent.